http://greywalls.co.uk/
“Designed by the celebrated Edwardian architect Sir Edwin Lutyens…”

“During the war, the house was requisitioned and became the officers’ mess for RAF Drem, the fighter station.”
http://webcache.googleusercontent.com/search?q=cache:DP_4pJJGtggJ:findarticles.com/p/news-articles/evening-news-edinburgh-scotland/mi_7832/is_1998_April_25/history-par-greywalls/ai_n32529709/+%22Greywalls+Hotel%22+%22raf+drem%22&cd=3&hl=de&ct=clnk&gl=de&client=opera